Taxonomy conform IOC World Bird List

Distribution

  • North America, Palearctic : subarctic from Scotland and Scandinavia to Sakhalin and Kamchatka (se Russia), in s through n Kazakhstan, n Mongolia and Heilongjiang (ne China); w Alaskan mainland to Labrador and New Brunswick, in s through n tier of contiguous USA

Subspecies

  • B. c. clangula - subarctic from Scotland and Scandinavia to Sakhalin and Kamchatka (se Russia), in s through n Kazakhstan, n Mongolia and Heilongjiang (ne China) | to w, c Europe, sw Asia, c Japan, s Korean Peninsula and c, e China
  • B. c. americana - subarctic from w Alaskan mainland to Labrador and New Brunswick, in s through n tier of contiguous USA | to Aleutian Is. and c tier of contiguous USA
Data Number
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Updated at: 2024-02-28 13:32:26
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